Open Access

Table 1

Observed RRLs, bandwidth, number of channels, spectral resolution, and velocity coverage of VLA observations.

RRL Frequency Bandwidth Channels Resolution Coverage
(MHz) (MHz) (km s−1) (km s−1)
H114α 4380.954 8 128 4.3 547
H113α 4497.776 8 128 4.2 533
H112α 4618.789 8 128 4.1 529
H110α 4874.157 8 128 3.8 492
H99α 6676.076 8 128 2.8 359
H98α 6881.486 8 128 2.7 348
H96α(*) 7318.296 8 128 2.5 328

Notes. For = 58°−60°, the RRLs H115α (4268.142 MHz), H102α (6106.855 MHz), and H103α (5931.544 MHz) were observed instead of H110α and H96α. (*)The H96α transition was flagged for the entire survey area due to RFI contamination.

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